122613602 has 4 divisors (see below), whose sum is σ = 183920406. Its totient is φ = 61306800.

The previous prime is 122613583. The next prime is 122613607. The reversal of 122613602 is 206316221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 65626201 + 56987401 = 8101^2 + 7549^2 .

It is not an unprimeable number, because it can be changed into a prime (122613607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30653399 + ... + 30653402.

Almost surely, 2^122613602 is an apocalyptic number.

122613602 is a deficient number, since it is larger than the sum of its proper divisors (61306804).

122613602 is an equidigital number, since it uses as much as digits as its factorization.

122613602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61306803.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 122613602 is about 11073.1026365694. The cubic root of 122613602 is about 496.7976699507.

Adding to 122613602 its reverse (206316221), we get a palindrome (328929823).

The spelling of 122613602 in words is "one hundred twenty-two million, six hundred thirteen thousand, six hundred two".